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x in (-oo:+oo)
4-((2/3)*x) > 2-x // - 2-x
x-((2/3)*x)-2+4 > 0
(-2/3)*x+x-2+4 > 0
1/3*x+2 > 0 // - 2
1/3*x > -2 // : 1/3
x > -2/1/3
x > -6
x in (-6:+oo)
(-6:+oo)
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